[libvirt] [PATCH] avoid malfunction when virFileResolveLink is applied to non-POSIX FS

[Jim Meyering]

Daniel Veillard wrote:
>   Hum, we need to make sure first that this would work on sysfs
> as this is one of the problem raised lately when using that
> virFileResolveLink() wrapper on a previous fix.

That is the whole point of this patch.
With gnulib's areadlink, it no longer relies on stat.st_size at all.